Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialWalker A. Elkus
#650 · 1:15:44 · M12 · Group T · DR
Wave start 8:45 AM (T-DR)
Athlete B
OfficialMark Alan Biedlingmaier
#645 · 1:09:26 · M32 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Walker (T-DR) started at 8:45 AM; Mark (Z-DR) started at 8:51 AM. That gave Walker a 6 minutes head start on Mark. On foot, Walker ran 1:15:44 and Mark ran 1:09:26 — Mark was 6:18 faster than Walker. Walker took official place 650th (time-based 513th) and Mark took official place 645th (time-based 308th). Mark was faster on foot and finished ahead on the official clock too. Biggest swing: Mark gained 2:55 from Cardiac to White Gate.
Deltas
ComputedWave start
Walker A. Elkus (T-DR) started 6 min earlier than Mark (Z-DR).
- Overall place Δ
- +5
- Actual time Δ
- +6:18
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Walker earlier)
- Finish clock Δ
- +0:18
- Section place Δ
- -8
Δ = Walker − Mark. Negative means Walker is ahead/faster.
Race timeline
Computed- Walker (T-DR) started at 8:45 AM.
- Mark (Z-DR) started at 8:51 AM, 6:00 later.
- Actual running time: Mark was 6:18 faster on foot than Walker.
- Finish clock: Mark crossed the line 0:18 ahead of Walker — Mark wins this head-to-head.
Δ (A − B): actual +6:18 · finish clock +0:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Walker | Mark | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:35 | 8:26 | +0:09 |
| Stairs to Windy Gap | 6:33 | 7:00 | -0:27 |
| Windy Gap to Muir Woods | 6:11 | 5:46 | +0:25 |
| Muir Woods to Cardiac | 29:04 | 27:17 | +1:47 |
| Cardiac to White Gate | 15:53 | 12:58 | +2:55 |
| White Gate to The Stile | 7:29 | 6:21 | +1:08 |
| The Stile to Finish | 1:59 | 1:38 | +0:21 |
Δ negative = Walker ran the segment faster.